'use strict'

const path = require('path')

function resolve(dir) {
    return path.join(__dirname, dir)
}
module.exports = {
    // 基础配置 详情看文档
    publicPath: './',
    outputDir: 'admin-web',
    assetsDir: 'static',
    lintOnSave: process.env.NODE_ENV === 'development',
    productionSourceMap: false,
    devServer: {
        port: 8888,
        open: true,
        overlay: {
            warnings: false,
            errors: true
        },
        proxy: {
            // 把key的路径代理到target位置
            // detail: https://cli.vuejs.org/config/#devserver-proxy
            [process.env.VUE_APP_BASE_API]: { //需要代理的路径   例如 '/api'
                 target: `http://ixuefang.natapp1.cc/api-gateway`, //代理到 目标路径
                //target: `http://127.0.0.1:7000`,
                changeOrigin: true,
                pathRewrite: { // 修改路径数据
                    ['^' + process.env.VUE_APP_BASE_API]: '' // 举例 '^/api:""' 把路径中的/api字符串删除
                }
            }
        },
    },
    configureWebpack: {
        //    @路径走src文件夹
        resolve: {
            alias: {
                '@': resolve('src')
            }
        }
    },
    chainWebpack(config) {
        // set preserveWhitespace
        config.module
            .rule('vue')
            .use('vue-loader')
            .loader('vue-loader')
            .tap(options => {
                options.compilerOptions.preserveWhitespace = true
                return options
            })
            .end()
        config
            // https://webpack.js.org/configuration/devtool/#development
            .when(process.env.NODE_ENV === 'development',
                config => config.devtool('cheap-source-map')
            )

        // config
        //     .when(process.env.NODE_ENV !== 'development',
        //         config => {
        //             config
        //                 .plugin('ScriptExtHtmlWebpackPlugin')
        //                 .after('html')
        //                 .use('script-ext-html-webpack-plugin', [{
        //                     // `runtime` must same as runtimeChunk name. default is `runtime`
        //                     inline: /runtime\..*\.js$/
        //                 }])
        //                 .end()
        //             config
        //                 .optimization.splitChunks({
        //                     chunks: 'all',
        //                     cacheGroups: {
        //                         libs: {
        //                             name: 'chunk-libs',
        //                             test: /[\\/]node_modules[\\/]/,
        //                             priority: 10,
        //                             chunks: 'initial' // only package third parties that are initially dependent
        //                         },
        //                         elementUI: {
        //                             name: 'chunk-elementUI', // split elementUI into a single package
        //                             priority: 20, // the weight needs to be larger than libs and app or it will be packaged into libs or app
        //                             test: /[\\/]node_modules[\\/]_?element-ui(.*)/ // in order to adapt to cnpm
        //                         },
        //                         commons: {
        //                             name: 'chunk-commons',
        //                             test: resolve('src/components'), // can customize your rules
        //                             minChunks: 3, //  minimum common number
        //                             priority: 5,
        //                             reuseExistingChunk: true
        //                         }
        //                     }
        //                 })
        //             config.optimization.runtimeChunk('single')
        //         }
        //     )
    }
}
